Play a fresh Sudoku puzzle every day, free online. Easy, medium and hard dailies with pencil notes, error check and hints. Race the world on clear time.
Fill 1-9 into every row, column and 3x3 box — the world's favorite brain puzzle.
Sudoku is the world's favorite logic puzzle: fill the 9x9 grid so every row, every column and every 3x3 box contains the digits 1 through 9 exactly once.
A brand-new puzzle arrives every day at midnight (UTC) in three difficulties — easy, medium and hard. Everyone on Earth solves the same board, and every daily puzzle has exactly one solution.
Use pencil notes to track candidates, toggle automatic error checking, and spend up to 3 hints (each adds 30 seconds to your time). Your fastest clear per difficulty goes on the global leaderboard.
Yes. Each day's puzzle is generated from the date itself, so every player worldwide gets the identical board — a fair race on the same puzzle.
You get up to 3 hints per puzzle. Each one adds 30 seconds to your recorded clear time, so a hint-free solve always beats an assisted one at equal speed.
No. Every puzzle is checked during generation to guarantee exactly one solution, so pure logic is always enough — no guessing required.